问题
选择题
As volunteer teacher in the rural area,she has opened up students' eyes to the outside world.
A.the; the
B.a; a
C.a; the
D.the; a
答案
答案:C
第一次提到某人或某物时用不定冠词a/an,而本题后接的单词为辅音音标开头,故第一空用a,第二空是特指,用定冠词the,故选C